A.Kossel and AT Levene? Studying the chemical composition of nucleic acid ?? Nucleic acid from animal cells are a major component of nitrogen. The property was then known as Nucleotide base or bases Nitrogenous base, which has a chemical structure is divided into two different categories?
-Purine is based on a ring structure consisting of two bands, divided into two types: Adenine Guanine?
-Pyrimidine. It is based on a structure consisting of rings, one band is divided into two types of Thymine Cytosine.
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